Verify Common Assessment Standard Compliance.
- Centralised CAS and certificate access
- Faster, confident pre-tender decisions
- Reduce risk and ensure compliance
- Evidence for due diligence and audits
- Standardised supplier verification
Simplifying Common Assessment Standard (CAS)
Verification for the Public Sector
Instant CAS Verification
Access Common Assessment Standard data, certificates and supporting evidence in one place. Enable procurement teams to confirm compliance quickly and confidently.
Streamlined Pre-Tender Reviews
Review compliance information instantly to speed up decision-making. Reduce duplication, cut administrative effort and maintain a fair, transparent process.
Aligned with PPN 03/24
Ensure suppliers meet recognised standards through a framework aligned with PPN 03/24 and the Procurement Act. Carry out compliance checks with consistency and confidence.
Confidence in Supplier Selection
Select suppliers based on verified standards and clear evidence. Strengthen procurement decisions with a process that is transparent, defensible and reliable.
See Impact in Action
Discover how Impact can help you capture, measure and demonstrate total organisational social value. Book a tailored walkthrough to explore features, reporting outputs and how it supports strategic growth.
Looking for detailed Social Value Management?
If you need to plan, track and report social value across specific projects or contracts, Social Value Management offers a more advanced solution with commitment tracking, forecasting and detailed reporting aligned with procurement frameworks.

Structured, governance-led design

Consistent, credible methodology

Built for regulated environments

Scalable, secure platform
Built for
Credible Impact
Impact has been developed by Compliance Chain to deliver structured, organisation-wide social value measurement with credibility at its core. Built on our experience in compliance and assurance, the solution applies consistent methodology, governance controls and transparent reporting to support strategic oversight.
Unlike disconnected tools or spreadsheet-based tracking, Impact provides a secure, scalable platform designed for regulated and procurement-led environments. It enables organisations to measure and communicate total social value confidently, with data that stands up to scrutiny internally and externally.
Your Impact
Questions Answered
Learn how Impact supports total social value measurement and reporting.
How is Impact different from Social Value Management?
Social Value Management measures contract-level delivery. Impact aggregates activity across your entire organisation, providing strategic oversight, reporting and insight beyond individual projects.
Who is Impact designed for?
Impact supports leadership teams, ESG professionals, consultants and bid specialists who require aggregated social value oversight to support strategy, governance and external reporting.
Is the data aligned to recognised standards?
Impact applies consistent measures and accredited proxy values aligned to recognised frameworks, helping ensure transparency, comparability and audit confidence.
Can I use Impact for ESG reporting?
Yes. Impact supports exportable reports that can inform ESG disclosures, stakeholder reporting and bid submissions with structured, evidence-based data.